<template>
  <div>
    <div class="login-container">
      <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form" auto-complete="on" label-position="left">
        <h3 class="title">招聘官网</h3>
        <el-form-item prop="username">
          <span class="svg-container">
            <svg-icon icon-class="user" />
          </span>
          <el-input v-model="loginForm.username" name="username" type="text" auto-complete="on" placeholder="username" />
        </el-form-item>
        <el-form-item prop="password">
          <span class="svg-container">
            <svg-icon icon-class="password" />
          </span>
          <el-input
            :type="pwdType"
            v-model="loginForm.password"
            name="password"
            auto-complete="on"
            placeholder="password"
            @keyup.enter.native="handleLogin" />
          <span class="show-pwd" @click="showPwd">
            <svg-icon icon-class="eye" />
          </span>
        </el-form-item>
        <el-form-item>
          <el-button :loading="loading" type="primary" style="width:100%;" @click.native.prevent="handleLogin">
            Sign in
          </el-button>
        </el-form-item>
        <el-button type="text" @click="registerFormVisible = true; user = {}, confirmPassword = ''">注册</el-button>
        <div class="tips">
          <span style="margin-right:20px;">username: admin</span>
          <span> password: 123456</span>
        </div>
      </el-form>
    </div>
    <div>
      <el-dialog :visible.sync="registerFormVisible" title="注册">
        <el-form label-width="120px" style="width: 75%">
          <el-form-item label="用户名">
            <el-input v-model="user.username" @input="isUserNameEmpty"/> <span style="color: red">{{ nameError }}</span>
          </el-form-item>

          <div v-if="$route.params === undefined || $route.params.id === undefined">

            <el-form-item label="密码">
              <el-input v-model="user.password" type="password"/>
            </el-form-item>

            <el-form-item label="确认密码">
              <el-input v-model="confirmPassword" type="password" @input="isPwdSame"/> <span style="color: red">{{ pwdError }}</span>
            </el-form-item>

          </div>

          <el-form-item label="Email">
            <el-input v-model="user.email" @input="isEmail"/> <span style="color: red">{{ emailError }}</span>
          </el-form-item>

          <el-form-item label="TEL">
            <el-input v-model="user.tel" @input="isTel"/> <span style="color: red">{{ telError }}</span>
          </el-form-item>
        </el-form>
        <div slot="footer" class="dialog-footer">
          <el-button @click="registerFormVisible = false">取 消</el-button>
          <el-button :disabled="saveBtnDisabled" type="primary" @click="saveOrUpdate">确 定</el-button>
        </div>
      </el-dialog>

    </div>

  </div>
</template>

<script>
import { isvalidUsername } from '@/utils/validate'
import user from '@/api/hr/user'

export default {
  name: 'Login',
  data() {
    const validateUsername = (rule, value, callback) => {
      if (!isvalidUsername(value)) {
        callback(new Error('请输入正确的用户名'))
      } else {
        callback()
      }
    }
    const validatePass = (rule, value, callback) => {
      if (value.length < 5) {
        callback(new Error('密码不能小于5位'))
      } else {
        callback()
      }
    }
    return {
      loginForm: {
        username: 'admin',
        password: '123456'
      },
      loginRules: {
        username: [{ required: true, trigger: 'blur', validator: validateUsername }],
        password: [{ required: true, trigger: 'blur', validator: validatePass }]
      },
      loading: false,
      pwdType: 'password',
      redirect: undefined,
      registerFormVisible: false,
      user: {},
      confirmPassword: '',
      saveBtnDisabled: false
    }
  },
  watch: {
    $route: {
      handler: function(route) {
        this.redirect = route.query && route.query.redirect
      },
      immediate: true
    }
  },
  methods: {
    showPwd() {
      if (this.pwdType === 'password') {
        this.pwdType = ''
      } else {
        this.pwdType = 'password'
      }
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.loading = true
          this.$store.dispatch('Login', this.loginForm).then(() => {
            this.loading = false
            this.$router.push({ path: this.redirect || '/' })
          }).catch(() => {
            this.loading = false
          })
        } else {
          console.log('error submit!!')
          return false
        }
      })
    },
    init() {
      if (this.$route.params && this.$route.params.id) {
        const id = this.$route.params.id
        this.getInfo(id)
      }
    },
    getInfo(id) {
      user.getUser(id)
        .then(response => {
          this.user = response.data.user
        })
    },
    saveOrUpdate() {
      this.isTel()
      this.isEmail()
      user.role = 1
      if (!this.user.id) {
        this.isPwdSame()
        if (this.pwdError === '' && this.emailError === '' && this.telError === '') {
          this.saveUser()
        } else {
          alert('信息填写错误')
        }
      } else {
        if (this.pwdError === '' && this.emailError === '' && this.telError === '') {
          this.updateUser()
        } else {
          alert('信息填写错误')
        }
      }
    },
    updateUser() {
      user.updateUser(this.user)
        .then(response => {
          this.$message({
            type: 'success',
            message: '修改成功!'
          })
          this.$router.push({ path: '/user/table' })
        }).catch(response => {
          this.$message({
            type: 'error',
            message: response.data.message
          })
        })
    },
    saveUser() {
      user.addUser(this.user)
        .then(response => {
          this.$message({
            type: 'success',
            message: '注册成功!'
          })
          this.registerFormVisible = false
        }).catch(response => {
          this.$message({
            type: 'error',
            message: response.data.message
          })
        })
    },
    isEmail() {
      const reg = /^([a-zA-Z0-9]+[-_\.]?)+@[a-zA-Z0-9]+\.[a-z]+$/
      // eslint-disable-next-line no-empty
      if (this.user.email === '' || this.user.email === undefined || this.user.email === null) {
      } else {
        if (!reg.test(this.user.email)) {
          this.emailError = '邮箱格式错误'
        } else {
          this.emailError = ''
        }
      }
    },
    isTel() {
      const reg = /^[1][3,4,5,7,8][0-9]{9}$/
      // eslint-disable-next-line no-empty
      if (this.user.tel === '' || this.user.tel === undefined || this.user.tel == null) {
      } else {
        if ((!reg.test(this.user.tel)) && this.user.tel !== '') {
          this.telError = '手机格式错误'
        } else {
          this.telError = ''
        }
      }
    },
    isPwdSame() {
      if (this.confirmPassword === this.user.password) {
        this.pwdError = ''
      } else {
        this.pwdError = '确认密码错误'
      }
    },
    isUserNameEmpty() {
      if (this.user.username === '') {
        this.nameError = '用户名不能为空'
      } else {
        this.nameError = ''
      }
    }
  }
}
</script>

<style rel="stylesheet/scss" lang="scss">
$bg:#2d3a4b;
$light_gray:#eee;

/* reset element-ui css */
.login-container {
  .el-input {
    display: inline-block;
    height: 47px;
    width: 85%;
    input {
      background: transparent;
      border: 0px;
      -webkit-appearance: none;
      border-radius: 0px;
      padding: 12px 5px 12px 15px;
      color: $light_gray;
      height: 47px;
      &:-webkit-autofill {
        -webkit-box-shadow: 0 0 0px 1000px $bg inset !important;
        -webkit-text-fill-color: #fff !important;
      }
    }
  }
  .el-form-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    color: #454545;
  }
}

</style>

<style rel="stylesheet/scss" lang="scss" scoped>
$bg:#2d3a4b;
$dark_gray:#889aa4;
$light_gray:#eee;
.login-container {
  position: fixed;
  height: 100%;
  width: 100%;
  background-color: $bg;
  .login-form {
    position: absolute;
    left: 0;
    right: 0;
    width: 520px;
    max-width: 100%;
    padding: 35px 35px 15px 35px;
    margin: 120px auto;
  }
  .tips {
    font-size: 14px;
    color: #fff;
    margin-bottom: 10px;
    span {
      &:first-of-type {
        margin-right: 16px;
      }
    }
  }
  .svg-container {
    padding: 6px 5px 6px 15px;
    color: $dark_gray;
    vertical-align: middle;
    width: 30px;
    display: inline-block;
  }
  .title {
    font-size: 26px;
    font-weight: 400;
    color: $light_gray;
    margin: 0px auto 40px auto;
    text-align: center;
    font-weight: bold;
  }
  .show-pwd {
    position: absolute;
    right: 10px;
    top: 7px;
    font-size: 16px;
    color: $dark_gray;
    cursor: pointer;
    user-select: none;
  }
}
</style>
